Comparison of Production Performance and Tolerance to Helminthosis of Toggenburg and Norwegian Crossbred Goats Under Smallholder Production Systems in Tanzania

Figures & data

Table 1. Effect of breed and location on milk production of dairy goats

Factor	Lactation period (days)	Mean daily milk yield (litres/day)	Milk production per lactation period (litres)
Breed
Norwegian (n = 21)	103.87 ± 11.45^a	0.64 ± 0.09^a	82.32 ± 11.78^a
Toggenburg (n = 25)	104.12 ± 9.55^a	0.81 ±  0.08^a	104.58 ± 9.83^a
P > F	0.9865	0.1504	0.1565
Village
Ihanda (n = 12)	73.08 ± 10.76^b	0.50 ± 0.09^b	36.1 ± 11.1^b
Masinyeti (n =23)	93.23 ± 6.40^b	0.66 ± 0.05^b	62.9 ± 6.59^b
Kunke (n =7)	63.17 ± 16.44^b	0.47 ± 0.13^b	35.0 ± 16.9^b
Wami-Luhindo (n =4)	186.50 ± 21.52^a	1.29 ± 0.16^a	239.8 ± 22.1^a
P > F	0.0003	0.0014	0.0001

^a,b Means with different letters in the same column within the same factor differ significantly (P ≤ 0.05).

Table 2. Effect of breed, location, sex and type of birth on growth performance of dairy goats

Factor	Birth weight (kg)	Growth rate to 90 days (g/day)	Growth rate to 180 days (g/day)	Overall growth rate (g/day)
Breed
Norwegian (n = 33)	3.07 ± 0.13	114.40^a ± 6.81	24.22^b ± 11.55	54.26 ± 4.33
Toggenburg (n = 32)	2.91 ± 0.14	89.88^b ± 7.02	71.97^a ± 11.71	61.50 ± 4.38
P > F	0.3753	0.0087	0.0025	0.3088
Village
Ihanda (n = 18)	3.00 ± 0.13	97.56 ± 6.94	42.15 ± 12.61	59.04^a ± 4.16
Kunke (n = 10)	3.22 ± 0.20	113.70 ± 10.18	7.11 ± 17.94	43.85^b ± 7.24
Masinyeti (n = 31)	2.90 ± 0.10	104.38 ± 5.44	74.89 ± 9.58	70.76^a ± 4.63
Wami (n = 6)	2.84 ± 0.26	92.94 ± 13.60	68.24 ± 26.44	–
P > F	0.4777	0.4885	0.0122	0.0426
Sex
Female (n = 25)	2.95 ± 0.14	91.16^b ± 7.39	48.03 ± 12.08	56.05 ± 12.39
Male (n = 40)	3.03 ± 0.11	113.13^a ± 5.89	48.16 ± 10.39	55.01 ± 10.58
P > F	0.6107	0.0103	0.9923	0.6610
Birth type
Single (n = 46)	3.04 ± 0.10	109.97 ± 5.15	58.79 ± 9.34	60.84 ± 3.15
Twins (n = 19)	2.93 ± 0.15	94.32 ± 8.02	37.41 ± 13.15	54.92 ± 4.34
P > F	0.5002	0.0699	0.1349	0.2851

^a,b Means with different letters in the same column within the same factor differ significantly (P ≤ 0.05).

Table 3. Effect of location and breed on nematode eggs per gramme of faeces (EPG), haemoglobin concentration (HB), packed cell volume (PCV) and kid mortality of dairy goats

	Parameter
Factor	EPG	HB (g/dl)	PCV (%)	Kid mortality (%)
Village
Ihanda	184.14 ± 0.03	7.27 ± 0.38	25.52 ± 1.06	22.2
Kunke	96.55 ± 0.02	6.59 ± 0.36	24.39 ± 1.01	22.9
Masinyeti	155.43 ± 0.03	7.12 ± 0.41	24.79 ± 1.16	13.8
Wami-Luhindo	246.46 ± 0.06	7.02 ± 0.62	26.58 ± 1.75	18.18
P > F	0.6776	0.3630	0.5706	0.2931
Breed
Norwegian	211.78 ± 0.02	6.91 ± 0.34	23.93^b ± 0.96	16.5
Toggenburg	129.51 ± 0.02	7.09 ± 0.35	26.71^a ± 0.99	19.4
P > F	0.2638	0.5856	0.0023	0.3326